Verify the identity.tan
= -cot x
What will be an ideal response?
tan 
= 
= 
= 
= -cot x.
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Solve the problem.Evaluate 
at (u, v) = (2, 4) for the function z = xy2 - ln x; x = eu+v, y = uv.
A. 192e6 - 1 B. -1 C. 80e6 - 1 D. 96e6 - 1
Give the measure of the missing angle using the similar triangles below.?ABC
?ABC ~ ?A'B'C'
A. ?ABC = 29° B. ?ABC = 58° C. ?ABC = 124° D. ?ABC = 27°
Write the augmented matrix for the system. 8x + 2z = 46 3y + 7z = 20 5x + 7y + 7z = 86
A. 
B. 
C. 
D. 
Answer the question.Suppose that k, a, b, and c are real numbers and that the polynomial function P may be expressed in factored form as 
. If b2 - 4ac = -8, determine the number of real and imaginary zeros that P has.
A. 3 real zeros, 0 imaginary zeros B. 1 real zero, 2 imaginary zeros C. 2 real zeros, 1 imaginary zero D. 2 real zeros, 2 imaginary zeros